Steering wheel for working machine



FIG. 1 is a front elevation view of a steering wheel for working machine showing my new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is an inverted top plan view thereof;

FIG. 5 is a bottom perspective view thereof;

FIG. 6 is a left, front perspective view thereof; and;

FIG. 7 is a bottom plan view thereof.

A left side view is omitted because the left side view is symmetrical to the right side view. 

CLAIM The ornamental design for a steering wheel for working machine, as shown and described. 